feat : create SearchController, Service

src/main/java/com/example/reddiserver/controller/SearchController.java

@@ -0,0 +1,33 @@
+package com.example.reddiserver.controller;
+
+import com.example.reddiserver.common.ApiResponse;
+import com.example.reddiserver.dto.post.response.PostResponseDto;
+import com.example.reddiserver.dto.search.response.SearchResponseDto;
+import com.example.reddiserver.service.NotionService;
+import com.example.reddiserver.service.PostService;
+import com.example.reddiserver.service.SearchService;
+import io.swagger.v3.oas.annotations.Operation;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.data.domain.PageRequest;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+
+
+@RestController
+@RequiredArgsConstructor
+@RequestMapping("/api/search")
+@Slf4j
+public class SearchController {
+
+    private final SearchService searchService;
+
+    @Operation(summary = "검색")
+    @GetMapping("/")
+    public ApiResponse<SearchResponseDto> getSearchList(@RequestParam String keyword, @RequestParam(defaultValue = "0") int page, @RequestParam(defaultValue = "10") int size) {
+        SearchResponseDto searchResponseDtoList = searchService.getSearchList(keyword, PageRequest.of(page, size));
+        return ApiResponse.successResponse(searchResponseDtoList, "검색 완료");
+    }
+}

src/main/java/com/example/reddiserver/service/SearchService.java

@@ -0,0 +1,36 @@
+package com.example.reddiserver.service;
+
+import com.example.reddiserver.dto.search.response.SearchBrands;
+import com.example.reddiserver.dto.search.response.SearchPosts;
+import com.example.reddiserver.dto.search.response.SearchResponseDto;
+import com.example.reddiserver.repository.BrandRepository;
+import com.example.reddiserver.repository.PostRepository;
+import lombok.RequiredArgsConstructor;
+import org.springframework.data.domain.Pageable;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+import java.util.List;
+import java.util.stream.Collectors;
+
+@Service
+@RequiredArgsConstructor
+@Transactional(readOnly = true)
+public class SearchService {
+    private final BrandRepository brandRepository;
+    private final PostRepository postRepository;
+
+    public SearchResponseDto getSearchList(String keyword, Pageable pageable) {
+        List<SearchPosts> posts = postRepository.findByTitleContainingOrContentContaining("%"+keyword+"%", pageable).getContent().stream()
+                .map(SearchPosts::convertPostToSearchPosts)
+                .collect(Collectors.toList());
+        List<SearchBrands> brands = brandRepository.findByNameContainingOrContentContaining("%"+keyword+"%", pageable).getContent().stream()
+                .map(SearchBrands::convertBrandToSearchBrands)
+                .collect(Collectors.toList());
+
+        return SearchResponseDto.builder()
+                .posts(posts)
+                .brands(brands)
+                .build();
+    }
+}